1130203321020 has 120 divisors (see below), whose sum is σ = 3578625643824. Its totient is φ = 298570800384.

The previous prime is 1130203321001. The next prime is 1130203321043. The reversal of 1130203321020 is 201233020311.

1130203321020 is a `hidden beast` number, since 1 + 1 + 302 + 0 + 332 + 10 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1130203320984 and 1130203321002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3086737 + ... + 3433416.

Almost surely, 2^{1130203321020} is an apocalyptic number.

1130203321020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130203321020 is an abundant number, since it is smaller than the sum of its proper divisors (2448422322804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1130203321020 is a wasteful number, since it uses less digits than its factorization.

1130203321020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520281 (or 6520270 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1130203321020 its reverse (201233020311), we get a palindrome (1331436341331).

The spelling of 1130203321020 in words is "one trillion, one hundred thirty billion, two hundred three million, three hundred twenty-one thousand, twenty".